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authornikolay@redhat.com <nikolay@redhat.com>2013-03-27 03:32:41 +0000
committerBen Hutchings <ben@decadent.org.uk>2013-04-10 03:20:12 +0100
commit621f4b4fc875aefc1aba54637c5ced99e8429272 (patch)
tree8b384212e9825bb3a74541c0f056a66077e5a97f /drivers
parentca1961f2f8fe965eb75c727c66405c1261339697 (diff)
bonding: fix disabling of arp_interval and miimon
[ Upstream commit 1bc7db16782c2a581fb4d53ca853631050f31611 ] Currently if either arp_interval or miimon is disabled, they both get disabled, and upon disabling they get executed once more which is not the proper behaviour. Also when doing a no-op and disabling an already disabled one, the other again gets disabled. Also fix the error messages with the proper valid ranges, and a small typo fix in the up delay error message (outputting "down delay", instead of "up delay"). Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/bonding/bond_sysfs.c92
1 files changed, 48 insertions, 44 deletions
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 8d923d321f99..8ed48c21b5dd 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -528,7 +528,7 @@ static ssize_t bonding_store_arp_interval(struct device *d,
goto out;
}
if (new_value < 0) {
- pr_err("%s: Invalid arp_interval value %d not in range 1-%d; rejected.\n",
+ pr_err("%s: Invalid arp_interval value %d not in range 0-%d; rejected.\n",
bond->dev->name, new_value, INT_MAX);
ret = -EINVAL;
goto out;
@@ -543,14 +543,15 @@ static ssize_t bonding_store_arp_interval(struct device *d,
pr_info("%s: Setting ARP monitoring interval to %d.\n",
bond->dev->name, new_value);
bond->params.arp_interval = new_value;
- if (bond->params.miimon) {
- pr_info("%s: ARP monitoring cannot be used with MII monitoring. %s Disabling MII monitoring.\n",
- bond->dev->name, bond->dev->name);
- bond->params.miimon = 0;
- }
- if (!bond->params.arp_targets[0]) {
- pr_info("%s: ARP monitoring has been set up, but no ARP targets have been specified.\n",
- bond->dev->name);
+ if (new_value) {
+ if (bond->params.miimon) {
+ pr_info("%s: ARP monitoring cannot be used with MII monitoring. %s Disabling MII monitoring.\n",
+ bond->dev->name, bond->dev->name);
+ bond->params.miimon = 0;
+ }
+ if (!bond->params.arp_targets[0])
+ pr_info("%s: ARP monitoring has been set up, but no ARP targets have been specified.\n",
+ bond->dev->name);
}
if (bond->dev->flags & IFF_UP) {
/* If the interface is up, we may need to fire off
@@ -558,10 +559,13 @@ static ssize_t bonding_store_arp_interval(struct device *d,
* timer will get fired off when the open function
* is called.
*/
- cancel_delayed_work_sync(&bond->mii_work);
- queue_delayed_work(bond->wq, &bond->arp_work, 0);
+ if (!new_value) {
+ cancel_delayed_work_sync(&bond->arp_work);
+ } else {
+ cancel_delayed_work_sync(&bond->mii_work);
+ queue_delayed_work(bond->wq, &bond->arp_work, 0);
+ }
}
-
out:
rtnl_unlock();
return ret;
@@ -703,7 +707,7 @@ static ssize_t bonding_store_downdelay(struct device *d,
}
if (new_value < 0) {
pr_err("%s: Invalid down delay value %d not in range %d-%d; rejected.\n",
- bond->dev->name, new_value, 1, INT_MAX);
+ bond->dev->name, new_value, 0, INT_MAX);
ret = -EINVAL;
goto out;
} else {
@@ -758,8 +762,8 @@ static ssize_t bonding_store_updelay(struct device *d,
goto out;
}
if (new_value < 0) {
- pr_err("%s: Invalid down delay value %d not in range %d-%d; rejected.\n",
- bond->dev->name, new_value, 1, INT_MAX);
+ pr_err("%s: Invalid up delay value %d not in range %d-%d; rejected.\n",
+ bond->dev->name, new_value, 0, INT_MAX);
ret = -EINVAL;
goto out;
} else {
@@ -969,37 +973,37 @@ static ssize_t bonding_store_miimon(struct device *d,
}
if (new_value < 0) {
pr_err("%s: Invalid miimon value %d not in range %d-%d; rejected.\n",
- bond->dev->name, new_value, 1, INT_MAX);
+ bond->dev->name, new_value, 0, INT_MAX);
ret = -EINVAL;
goto out;
- } else {
- pr_info("%s: Setting MII monitoring interval to %d.\n",
- bond->dev->name, new_value);
- bond->params.miimon = new_value;
- if (bond->params.updelay)
- pr_info("%s: Note: Updating updelay (to %d) since it is a multiple of the miimon value.\n",
- bond->dev->name,
- bond->params.updelay * bond->params.miimon);
- if (bond->params.downdelay)
- pr_info("%s: Note: Updating downdelay (to %d) since it is a multiple of the miimon value.\n",
- bond->dev->name,
- bond->params.downdelay * bond->params.miimon);
- if (bond->params.arp_interval) {
- pr_info("%s: MII monitoring cannot be used with ARP monitoring. Disabling ARP monitoring...\n",
- bond->dev->name);
- bond->params.arp_interval = 0;
- if (bond->params.arp_validate) {
- bond->params.arp_validate =
- BOND_ARP_VALIDATE_NONE;
- }
- }
-
- if (bond->dev->flags & IFF_UP) {
- /* If the interface is up, we may need to fire off
- * the MII timer. If the interface is down, the
- * timer will get fired off when the open function
- * is called.
- */
+ }
+ pr_info("%s: Setting MII monitoring interval to %d.\n",
+ bond->dev->name, new_value);
+ bond->params.miimon = new_value;
+ if (bond->params.updelay)
+ pr_info("%s: Note: Updating updelay (to %d) since it is a multiple of the miimon value.\n",
+ bond->dev->name,
+ bond->params.updelay * bond->params.miimon);
+ if (bond->params.downdelay)
+ pr_info("%s: Note: Updating downdelay (to %d) since it is a multiple of the miimon value.\n",
+ bond->dev->name,
+ bond->params.downdelay * bond->params.miimon);
+ if (new_value && bond->params.arp_interval) {
+ pr_info("%s: MII monitoring cannot be used with ARP monitoring. Disabling ARP monitoring...\n",
+ bond->dev->name);
+ bond->params.arp_interval = 0;
+ if (bond->params.arp_validate)
+ bond->params.arp_validate = BOND_ARP_VALIDATE_NONE;
+ }
+ if (bond->dev->flags & IFF_UP) {
+ /* If the interface is up, we may need to fire off
+ * the MII timer. If the interface is down, the
+ * timer will get fired off when the open function
+ * is called.
+ */
+ if (!new_value) {
+ cancel_delayed_work_sync(&bond->mii_work);
+ } else {
cancel_delayed_work_sync(&bond->arp_work);
queue_delayed_work(bond->wq, &bond->mii_work, 0);
}